12 lines
256 B
Python
12 lines
256 B
Python
|
def get_fuel(mass):
|
||
|
|
return mass // 3 - 2
|
||
|
|
|
||
|
|
needed_fuel = 0
|
||
|
|
with open("day1.txt", "rt") as input_file:
|
||
|
|
for line in input_file.readlines():
|
||
|
|
mass = int(line.strip())
|
||
|
|
fuel = get_fuel(mass)
|
||
|
|
needed_fuel += fuel
|
||
|
|
|
||
|
|
print(needed_fuel)
|